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Finding the Third Proportional to 12,636,994,615 and 27,801,343,952

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Solution

The third proportional to 12,636,994,615 and 27,801,343,952 is: 61,162,859,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,636,994,615 : 27,801,343,952 = 27,801,343,952 : x
  2. Step 2: Convert to fraction form
    12,636,994,615/27,801,343,952 = 27,801,343,952/x
  3. Step 3: Cross multiply
    12,636,994,615x = 27,801,343,952 × 27,801,343,952
  4. Step 4: Simplify right side
    12,636,994,615x = 772,914,725,537,407,041,536
  5. Step 5: Solve for x
    x = 772,914,725,537,407,041,536/12,636,994,615
  6. Step 6: Final answer
    x = 61,162,859,452.35

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.